OBD-II code · Powertrain (generic)
P0528 Fan Speed Sensor Circuit No Signal
Same as P0526 with no detectable signal at all - sensor not producing pulses despite the fan being commanded on.
Is it safe to drive with P0528?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelySensor dead or magnet demagnetised
Repair at a glance
- Difficulty
- Easy
- DIY friendly
- Often, with basic tools
- Typical labour
- 0.4–1.4 h
- Emissions test
- Usually unaffected
- Parts involved
- Fan Speed Sensor
Related codes
- P0525Cruise Control Servo Control Circuit Range or Performance
- P0526Fan Speed Sensor Circuit
- P0527Fan Speed Sensor Circuit Range or Performance
- P0529Fan Speed Sensor Circuit Intermittent
- P052ACold Start A Camshaft Position Timing Over-Advanced Bank 1
- P052BCold Start A Camshaft Position Timing Over-Retarded Bank 1
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.